(63) باب مَا جَاءَ فِي نَشْرِ الأَصَابِعِ عِنْدَ التَّكْبِيرِ
Abu Hurairah narrated:
"When Allah's Messenger would enter the Salat he would raise his hands while they were extended." (ES)
Reference (ES): Jami` at-Tirmidhi 240 (ES)
In-book reference (ES): Book 2, Hadith 92 (ES)
English translation (ES): Vol. 1, Book 2, Hadith 240 (ES)